208460615

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 292336128

約数和(自身を除く): 83875513

約数列:

[1, 5, 11, 23, 55, 71, 115, 121, 211, 253, 355, 605, 781, 1055, 1265, 1633, 2321, 2783, 3905, 4853, 8165, 8591, 11605, 13915, 14981, 17963, 24265, 25531, 42955, 53383, 74905, 89815, 127655, 164791, 197593, 266915, 344563, 587213, 823955, 987965, 1722815, 1812701, 2936065, 3790193, 9063505, 18950965, 41692123, 208460615]

約数ペア:

[(1, 208460615), (5, 41692123), (11, 18950965), (23, 9063505), (55, 3790193), (71, 2936065), (115, 1812701), (121, 1722815), (211, 987965), (253, 823955), (355, 587213), (605, 344563), (781, 266915), (1055, 197593), (1265, 164791), (1633, 127655), (2321, 89815), (2783, 74905), (3905, 53383), (4853, 42955), (8165, 25531), (8591, 24265), (11605, 17963), (13915, 14981)]